diff --git a/lib/Onyx.js b/lib/Onyx.js
index 55ea0c276..27f49aec2 100644
--- a/lib/Onyx.js
+++ b/lib/Onyx.js
@@ -14,6 +14,7 @@ const METHOD = {
     SET: 'set',
     MERGE: 'merge',
     MERGE_COLLECTION: 'mergecollection',
+    MULTI_SET: 'multiset',
     CLEAR: 'clear',
 };
 
@@ -1285,16 +1286,21 @@ function mergeCollection(collectionKey, collection) {
 /**
  * Insert API responses and lifecycle data into Onyx
  *
- * @param {Array} data An array of objects with shape {onyxMethod: oneOf('set', 'merge', 'mergeCollection'), key: string, value: *}
+ * @param {Array} data An array of objects with shape {onyxMethod: oneOf('set', 'merge', 'mergeCollection', 'multiSet', 'clear'), key: string, value: *}
  * @returns {Promise} resolves when all operations are complete
  */
 function update(data) {
     // First, validate the Onyx object is in the format we expect
-    _.each(data, ({onyxMethod, key}) => {
-        if (!_.contains([METHOD.CLEAR, METHOD.SET, METHOD.MERGE, METHOD.MERGE_COLLECTION], onyxMethod)) {
+    _.each(data, ({onyxMethod, key, value}) => {
+        if (!_.contains([METHOD.CLEAR, METHOD.SET, METHOD.MERGE, METHOD.MERGE_COLLECTION, METHOD.MULTI_SET], onyxMethod)) {
             throw new Error(`Invalid onyxMethod ${onyxMethod} in Onyx update.`);
         }
-        if (onyxMethod !== METHOD.CLEAR && !_.isString(key)) {
+        if (onyxMethod === METHOD.MULTI_SET) {
+            // For multiset, we just expect the value to be an object
+            if (!_.isObject(value) || _.isArray(value) || _.isFunction(value)) {
+                throw new Error('Invalid value provided in Onyx multiSet. Onyx multiSet value must be of type object.');
+            }
+        } else if (onyxMethod !== METHOD.CLEAR && !_.isString(key)) {
             throw new Error(`Invalid ${typeof key} key provided in Onyx update. Onyx key must be of type string.`);
         }
     });
@@ -1313,6 +1319,9 @@ function update(data) {
             case METHOD.MERGE_COLLECTION:
                 promises.push(() => mergeCollection(key, value));
                 break;
+            case METHOD.MULTI_SET:
+                promises.push(() => multiSet(value));
+                break;
             case METHOD.CLEAR:
                 clearPromise = clear();
                 break;
diff --git a/tests/unit/onyxTest.js b/tests/unit/onyxTest.js
index 6f5ef2f2c..5b10e2589 100644
--- a/tests/unit/onyxTest.js
+++ b/tests/unit/onyxTest.js
@@ -494,7 +494,7 @@ describe('Onyx', () => {
         // Given the invalid data object with onyxMethod='multiSet'
         const data = [
             {onyxMethod: 'set', key: ONYX_KEYS.TEST_KEY, value: 'four'},
-            {onyxMethod: 'multiSet', key: ONYX_KEYS.OTHER_TEST, value: {test2: 'test2'}},
+            {onyxMethod: 'murge', key: ONYX_KEYS.OTHER_TEST, value: {test2: 'test2'}},
         ];
 
         try {
@@ -502,7 +502,7 @@ describe('Onyx', () => {
             Onyx.update(data);
         } catch (error) {
             // Then we should expect the error message below
-            expect(error.message).toEqual('Invalid onyxMethod multiSet in Onyx update.');
+            expect(error.message).toEqual('Invalid onyxMethod murge in Onyx update.');
         }
 
         try {
@@ -517,6 +517,74 @@ describe('Onyx', () => {
         }
     });
 
+    it('should properly set all keys provided in a multiSet called via update', () => {
+        const valuesReceived = {};
+        connectionID = Onyx.connect({
+            key: ONYX_KEYS.COLLECTION.TEST_KEY,
+            initWithStoredValues: false,
+            callback: (data, key) => valuesReceived[key] = data,
+        });
+
+        return Onyx.multiSet({
+            test_1: {
+                existingData: 'test',
+            },
+            test_2: {
+                existingData: 'test',
+            },
+        })
+            .then(() => Onyx.update([
+                {
+                    onyxMethod: 'multiset',
+                    value: {
+                        test_1: {
+                            ID: 123,
+                            value: 'one',
+                        },
+                        test_2: {
+                            ID: 234,
+                            value: 'two',
+                        },
+                    },
+                },
+            ]))
+            .then(() => {
+                expect(valuesReceived).toEqual({
+                    test_1: {
+                        ID: 123,
+                        value: 'one',
+                    },
+                    test_2: {
+                        ID: 234,
+                        value: 'two',
+                    },
+                });
+            });
+    });
+
+    it('should reject an improperly formatted multiset operation called via update', () => {
+        try {
+            Onyx.update([
+                {
+                    onyxMethod: 'multiset',
+                    value: [
+                        {
+                            ID: 123,
+                            value: 'one',
+                        },
+                        {
+                            ID: 234,
+                            value: 'two',
+                        },
+                    ],
+                },
+            ]);
+        } catch (error) {
+            expect(error.message)
+                .toEqual('Invalid value provided in Onyx multiSet. Onyx multiSet value must be of type object.');
+        }
+    });
+
     it('should return all collection keys as a single object when waitForCollectionCallback = true', () => {
         const mockCallback = jest.fn();